An optical image capturing lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. A mark, representing an anatomical region of interest is displayed on a representation of the anatomical body. When the setup state determining unit 6 determines that the predetermined information is not set yet, identification information of the application is displayed in a discriminable state from that in the case of the predetermined information being already set, in a list on a display unit 9. Multipath scattering distorts the SAR image by superimposing blurring artifacts that diminish the resolution of the radar image.